def ham_to_base2(ham):
    ham = (x for x in ham.split("h") if x)
    b = ""
    for h in ham:
        b+="0" if h[-1] == "m" else "1"
    return b

def ham_multiply2(ham):
    ham = int(ham_to_base2(ham),2) << 1
    ham = format(ham,"b")
    by_ham = ""
    for i in map(int,ham):
        by_ham+="hamu" if i else "ham"
    return by_ham

ham = input()
ans = ham_multiply2(ham)
print(ans)